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qianhao.xu
2024-09-23 09:14:22 +08:00
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DOAN.Service/Content/ArticleCommentService.cs Normal file
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using Infrastructure;
using Infrastructure.Attribute;
using Infrastructure.Extensions;
using DOAN.Model.Content;
using DOAN.Model.Content.Dto;
using DOAN.Model.System;
using DOAN.Repository;
using DOAN.Service.Content.IService;
using DOAN.ServiceCore.Services;
namespace DOAN.Service.Content
{
[AppService(ServiceType = typeof(IArticleCommentService), ServiceLifetime = LifeTime.Transient)]
public class ArticleCommentService : BaseService<ArticleComment>, IArticleCommentService
{
private ISysUserService UserService;
private IEmailLogService EmailLogService;
private IArticleService ArticleService;
private ISysConfigService SysConfigService;
private ISysUserMsgService UserMsgService;
public ArticleCommentService(
ISysUserService userService,
IEmailLogService emailLogService,
IArticleService articleService,
ISysConfigService sysConfigService,
ISysUserMsgService sysUserMsgService)
{
this.UserService = userService;
EmailLogService = emailLogService;
ArticleService = articleService;
SysConfigService = sysConfigService;
UserMsgService = sysUserMsgService;
}
/// <summary>
/// 获取评论列表
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public PagedInfo<ArticleCommentDto> GetMessageList(MessageQueryDto dto)
{
var predicate = Expressionable.Create<ArticleComment>();
predicate.And(it => it.IsDelete == 0);
predicate.And(it => it.ParentId == dto.CommentId);
predicate.AndIF(dto.UserId != null, it => it.UserId == dto.UserId);
predicate.AndIF(dto.CommentId > 0, it => it.CommentId > dto.CommentId);//分页使用
//predicate.AndIF(dto.ClassifyId > 0, it => it.ClassifyId == dto.ClassifyId);
//predicate.AndIF(dto.ClassifyId == 0, it => it.ClassifyId == 0);
predicate.AndIF(dto.TargetId > 0, it => it.TargetId == dto.TargetId);
var list = Queryable()
.LeftJoin<SysUser>((it, u) => it.UserId == u.UserId)
.OrderByDescending(it => it.Top)
.OrderByIF(dto.OrderBy == 1, it => it.PraiseNum, OrderByType.Desc)
.OrderByIF(dto.OrderBy == 2, it => it.CommentId, OrderByType.Desc)
.Where(predicate.ToExpression())
.WithCache(60 * 30)
.Select((it, u) => new ArticleCommentDto()
{
NickName = u.NickName,
Avatar = u.Avatar
}, true)
.ToPage(dto);
foreach (var item in list.Result)
{
int take = 1;
if (item.ReplyNum > 0)
{
item.ReplyList = GetCommentQueryable(item.CommentId).Take(take).ToList();
}
if (item.ReplyNum > take)
{
item.HasMore = true;
}
}
return list;
}
/// <summary>
/// 获取评论回复列表
/// </summary>
/// <param name="pager">分页</param>
/// <param name="cid"></param>
/// <returns></returns>
public PagedInfo<ArticleCommentDto> GetReplyComments(long cid, MessageQueryDto pager)
{
PagedInfo<ArticleCommentDto> list = GetCommentQueryable(cid).ToPage(pager);
//Context.ThenMapper(list.Result, f =>
//{
// if (f.ReplyId > 0 && f.ReplyUserId > 0)
// {
// f.ReplyNickName = UserService.GetFirst(x => x.UserId == f.ReplyUserId).NickName;
// }
//});
return list;
}
private ISugarQueryable<ArticleCommentDto> GetCommentQueryable(long cid)
{
return Queryable()
.LeftJoin<SysUser>((f, u) => f.UserId == u.UserId)
.Where(f => f.ParentId == cid && f.IsDelete == 0)
//.WhereIF(cid > 0, f => f.MId > cid)
//.Includes(f => f.User.MappingField(z => z.Useridx, () => f.Useridx))
.OrderBy(f => f.CommentId)
.Select((f, u) => new ArticleCommentDto()
{
NickName = u.NickName,
Avatar = u.Avatar
}, true);
}
/// <summary>
/// 评论
/// </summary>
/// <param name="message"></param>
/// <returns></returns>
public ArticleComment AddMessage(ArticleComment message)
{
var configInfo = SysConfigService.GetFirst(f => f.ConfigKey == "article.comment") ?? throw new CustomException(ResultCode.CUSTOM_ERROR, "评论失败，请联系管理员");
var userInfo = UserService.GetById(message.UserId);
if (configInfo.ConfigValue == "1" && userInfo.Phonenumber.IsEmpty())
{
throw new CustomException(ResultCode.PHONE_BIND, "请绑定手机号");
}
var contentInfo = ArticleService.GetById(message.TargetId);
switch (contentInfo.CommentSwitch)
{
case Model.Enum.CommentSwitchEnum.ALL:
break;
case Model.Enum.CommentSwitchEnum.FANS:
break;
case Model.Enum.CommentSwitchEnum.SELF:
if (message.UserId != contentInfo.UserId)
{
throw new CustomException("仅作者才能评论");
}
break;
default:
break;
}
var ipInfo = HttpContextExtension.GetIpInfo(message.UserIP);
message.Location = ipInfo;
message.AddTime = DateTime.Now;
ArticleComment result = null;
var r = UseTran(() =>
{
result = InsertReturnEntity(message);
if (result != null && result.CommentId > 0)
{
if (message.ParentId > 0)
{
//评论表 评论数 + 1
Update(it => it.CommentId == message.ParentId, it => new ArticleComment() { ReplyNum = it.ReplyNum + 1 });
}
//内容表评论数加1
if (message.TargetId > 0)
{
ArticleService.Update(it => it.Cid == (int)message.TargetId, it => new Article() { CommentNum = it.CommentNum + 1 });
}
}
});
//查询出评论的内容信息找出作者
var targetInfo = GetFirst(f => f.CommentId == message.TargetId);
if (targetInfo != null && targetInfo.UserId != message.UserId)
{
//IM消息
UserMsgService.AddSysUserMsg(targetInfo.UserId, message.Content, UserMsgType.COMMENT);
}
if (message.UserId != contentInfo?.UserId)
{
//给作者发送IM消息
UserMsgService.AddSysUserMsg(contentInfo.UserId, message.Content, UserMsgType.COMMENT);
}
return result;
}
/// <summary>
/// 评论点赞
/// </summary>
/// <param name="mid"></param>
/// <returns></returns>
public int PraiseMessage(long mid)
{
return Context.Updateable<ArticleComment>()
.SetColumns(it => it.PraiseNum == it.PraiseNum + 1)
.Where(it => it.CommentId == mid)
.ExecuteCommand();
}
/// <summary>
/// 删除评论
/// </summary>
/// <param name="commentId">评论ID</param>
/// <param name="userId">当前登录用户</param>
/// <returns></returns>
public int DeleteMessage(long commentId, long userId)
{
var info = GetById(commentId) ?? throw new CustomException("评论不存在");
var postInfo = ArticleService.GetById(info.TargetId);
if (userId != info.UserId && userId != postInfo.UserId)
{
return 0;
}
var deleteNum = 0;
var result = UseTran(() =>
{
Update(it => it.CommentId == commentId, it => new ArticleComment() { IsDelete = 1 });
if (info.ParentId > 0)
{
//评论表 评论数 - 1
Update(it => it.CommentId == info.ParentId, it => new ArticleComment() { ReplyNum = it.ReplyNum - 1 });
}
//减少文章评论次数
if (info.TargetId > 0)
{
deleteNum = info.ReplyNum > 0 ? info.ReplyNum + 1 : 1;
ArticleService.Update(it => it.Cid == (int)info.TargetId, it => new Article()
{
CommentNum = it.CommentNum - deleteNum
});
}
});
return result.IsSuccess ? deleteNum : 0;
}
/// <summary>
/// 获取评论列表
/// </summary>
/// <param name="dto"></param>
/// <returns></returns>
public PagedInfo<ArticleCommentDto> GetMyMessageList(MessageQueryDto dto)
{
var predicate = Expressionable.Create<ArticleComment>();
predicate.And(it => it.IsDelete == 0);
//predicate.And(it => it.ParentId == dto.MId);
predicate.AndIF(dto.UserId != null, it => it.UserId == dto.UserId);
predicate.AndIF(dto.CommentId > 0, it => it.CommentId > dto.CommentId);//分页使用
predicate.AndIF(dto.BeginAddTime != null, it => it.AddTime >= dto.BeginAddTime && it.AddTime <= dto.EndAddTime);//分页使用
return Queryable()
.WithCache(60)
.OrderByIF(dto.OrderBy == 1, it => it.PraiseNum, OrderByType.Desc)
.OrderByIF(dto.OrderBy == 2, it => it.CommentId, OrderByType.Desc)
.Where(predicate.ToExpression())
//.Select((it, u) => new MessageDto()
//{
// MId = it.MId.SelectAll(),
// //NickName = u.NickName,
// //Avatar = u.Avatar
//}, true)
.ToPage<ArticleComment, ArticleCommentDto>(dto);
}
/// <summary>
/// 置顶评论
/// </summary>
/// <param name="commentId"></param>
/// <param name="top"></param>
/// <returns></returns>
public long TopMessage(long commentId, long top)
{
long time = 0;
if (top <= 0)
{
time = DateTimeHelper.GetUnixTimeStamp(DateTime.Now);
}
Update(it => it.CommentId == commentId, it => new ArticleComment() { Top = time });
return time;
}
}
}